Imports github.com/btcsuite/btcd/chaincfg github.com/btcsuite/btcutil/hdkeychain github.com/ethereum/go-ethereum/accounts github.com/ethereum/go-ethereum/common github.com/ethereum/go-ethereum/crypto github.com/ethereum/go-ethereum/params github.com/tyler-smith/go-bip39 Standard library imports crypto/ecdsa errors fmt log math math/big strings